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from The Century Dictionary and Cyclopedia

  • n. Either of two shrubs or small trees of the dogbane family, Acokanthera Ouabaio and A. Schimperi, the juice of which is used, by certain African tribes, to poison arrows.
  • n. An arrow-poison used by the Somalis and prepared from the root and wood of various species of Acokanthera. It contains ouabain. Also wabaio.


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